ClassID:

30419

B01D2255/405 - CPC Classification

Classification description:

Catalysts; Mixed oxides Spinels

Recent Application in this class:
#1
20250281877
2025-09-11

A PROCESS FOR TREATING GAS STREAMS WITH HIGH CONCENTRATION OF N2O

#2
20240342690
2024-10-17

NEW GEOMETRY FOR DEN2O CATALYST

#3
20240149251
2024-05-09

EXHAUST GAS PURIFICATION CATALYST COMPOSITION AND EXHAUST GAS PURIFICATION CATALYST

#4
20230241591
2023-08-03

MANGANESE-COBALT SPINEL OXIDE NANOWIRE ARRAYS

#5
20220228520
2022-07-21

Exhaust gas purification system

#6
20210299641
2021-09-30

Porous ceramic structure and method of producing porous ceramic structure

#7
20210299640
2021-09-30

Porous ceramic structure and method of producing porous ceramic structure

#8
20210283584
2021-09-16

Direct no decomposition catalyst

#9
20210008533
2021-01-14

NANO-SIZED FUNCTIONAL BINDER

#10
20200061591
2020-02-27

Manganese-cobalt spinel oxide nanowire arrays

#11
20190291051
2019-09-26

Two-stage catalyst for removal of NOfrom exhaust gas stream

#12
20190076827
2019-03-14

Direct NOx decomposition catalyst with improved activity and selectivity

#13
20180339268
2018-11-29

Potassium dispersed on spinel oxides as catalysts for direct NOx decomposition

#14
20180326355
2018-11-15

Palladium oxide dispersed on spinel oxides as catalysts for direct NOx decomposition

#15
20180296978
2018-10-18

Copper oxides supported on spinel oxides as catalysts for low temperature direct NOx decomposition

#16
20180283251
2018-10-04

Two-stage catalyst for removal of NOfrom exhaust gas stream

#17
20180169637
2018-06-21

Additives for gas phase oxidative desulfurization catalysts

#18
20180066554
2018-03-08

Exhaust system with a modified lean NOx trap

#19
20180050306
2018-02-22

Method of simultaneous removal of NO and carbon particles and inorganic dust from flue gases and catalytic reactor for removal of NO and carbon particles and inorganic dust from flue gases

#20
20180029023
2018-02-01

Additives for gas phase oxidative desulfurization catalysts

#21
20180008973
2018-01-11

Nano-sized functional binder

#22
20170356317
2017-12-14

NOx adsorber catalyst

#23
20170328250
2017-11-16

Application of synergized-PGM with ultra-low PGM loadings as close-coupled three-way catalysts for internal combustion engines

#24
20170328249
2017-11-16

Application of synergized-PGM with ultra-low PGM loadings as underfloor three-way catalysts for internal combustion engines

#25
20170326533
2017-11-16

OXYGEN STORAGE CAPACITY OF NON-COPPER SPINEL OXIDE MATERIALS FOR TWC APPLICATIONS

#26
20170211455
2017-07-27

Exhaust System

#27
20170100709
2017-04-13

Exhaust gas-purifying catalyst

#28
20170009623
2017-01-12

Nitrogen oxides (NOx) storage catalyst

#29
20160361711
2016-12-15

Zero-PGM TWC with High Redox Reversibility

#30
20160361710
2016-12-15

Reversibility of Copper-Manganese Binary Spinel Structure under Reduction-Oxidation Conditions

#31
20160263526
2016-09-15

Synergized PGM close-coupled catalysts for TWC applications

#32
20160236146
2016-08-18

Catalytic adsorbents obtained from municipal sludges, industrial sludges, compost and tobacco waste and process for their production

#33
20160228856
2016-08-11

Three-way catalyst

#34
20160167024
2016-06-16

Synergized PGM Catalyst Systems Including Rhodium for TWC Application

#35
20160167023
2016-06-16

ZPGM Catalyst Including Co-Mn-Fe and Cu-Mn-Fe Materials for TWC Applications

#36
20160136621
2016-05-19

Bimetallic synergized PGM catalyst systems for TWC application

#37
20160136620
2016-05-19

Zero PGM catalyst including Cu—Co—Mn ternary spinel for TWC applications

#38
20160129425
2016-05-12

EXHAUST GAS PURIFYING CATALYST FOR SELECTIVE REDUCTION OF NOX AND EXHAUST GAS PURIFYING METHOD

#39
20160121308
2016-05-05

Thermal stability of copper-manganese spinel as Zero PGM catalyst for TWC application

#40
20160096165
2016-04-07

Monolithic catalyst for simultaneous removal of NOand carbon particles, especially from off-gases of carbon power plants as well as the manner of production of the monolithic catalyst for simultaneous removal of NOand carbon particles, especially from off-gases of carbon power plants

#41
20160047286
2016-02-18

Exhaust system with a modified lean NOtrap

#42
20150258496
2015-09-17

Hybrid PGM-ZPGM TWC Exhaust Treatment Systems

#43
20150238941
2015-08-27

Synergized PGM catalyst systems including platinum for TWC application

#44
20150238899
2015-08-27

Method for recovering hydrogen from hydrogen sulfide

#45
20150148223
2015-05-28

System and methods for using synergized PGM as a three-way catalyst

#46
20150148216
2015-05-28

Spinel compositions and applications thereof

#47
20150147251
2015-05-28

Method for improving lean performance of PGM catalyst systems: synergized PGM

#48
20150105247
2015-04-16

Methods and processes of coating zero-PGM catalysts including with Cu, Mn, Fe for TWC applications

#49
20150105246
2015-04-16

Thermally stable compositions of OSM free of rare earth metals

#50
20150105243
2015-04-16

Systems and methods for zero-PGM binary catalyst having Cu, Mn, and Fe for TWC applications

#51
20150005160
2015-01-01

Exhaust gas purifying catalyst and method for producing same

#52
20140274678
2014-09-18

Coating process of Zero-PGM catalysts and methods thereof

#53
20110200515
2011-08-18

Catalyst containment unit

#54
20100240525
2010-09-23

Zero platinum group metal catalysts

#55
20100152038
2010-06-17

CATALYTIC ADSORBENTS OBTAINED FROM MUNICIPAL SLUDGES, INDUSTRIAL SLUDGES, COMPOST AND TOBACCO WASTE AND PROCESS FOR THEIR PRODUCTION

#56
20090324468
2009-12-31

Zero platinum group metal catalysts

#57
20090241514
2009-10-01

CATALYTIC CONVERTER FOR THE TREATMENT OF COMBUSTION EXHAUST GASES

#58
20090131251
2009-05-21

EXHAUST GAS-PURIFYING CATALYST

#59
20070113736
2007-05-24

CATALYTIC ADSORBENTS OBTAINED FROM MUNICIPAL SLUDGES, INDUSTRIAL SLUDGES, COMPOST AND TOBACCO WASTE AND PROCESS FOR THEIR PRODUCTION